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JB/T 1388-2002 Compound Swing Jaw Crusher
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This standard specifies the types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 1386-1999 Ball Mill
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JB/T 1386-1999 JB/T 1386-1999 Ball Mill JB/T1386-1999 Standard download decompression password: www.bzxz.net
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 1377.3-1999 Technical requirements for S series motors
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This standard specifies the technical requirements, test methods, inspection rules, quality assurance period, marking, packaging,
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 1377.2-1999 SY series micro permanent magnet DC servo motor
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This standard specifies the technical requirements, test methods, inspection rules, quality assurance period, marking, packaging,
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7774.4-1995 Chemical analysis method for silver zinc oxide electrical contact materials
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This standard specifies the determination method of nickel content in silver zinc oxide electrical contact materials. This standar
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7774.3-1995 Chemical analysis method for silver zinc oxide electrical contact materials
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This standard specifies the determination method of bismuth in silver zinc oxide electrical contact materials. This standard is ap
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7774.2-1995 Chemical analysis method for silver zinc oxide electrical contact materials
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This standard specifies the determination method of aluminum content in silver zinc oxide electrical contact materials. This stand
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7774.1-1995 Chemical analysis method for silver zinc oxide electrical contact materials
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This standard specifies the determination method of zinc content in silver zinc oxide electrical contact materials. This standard
2024-10-03 category：Machinery Industry Standard (JB)+ View
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